mirror of
https://github.com/Jguer/yay
synced 2024-11-05 16:07:15 +00:00
wip
This commit is contained in:
jguer
parent
1d2d19c323
commit
650809eba1
7 changed files with 315 additions and 18 deletions
2
cmd.go
2
cmd.go
|
|
@ -330,7 +330,7 @@ func handleUpgrade(ctx context.Context,
|
|||
config *settings.Configuration, dbExecutor db.Executor, cmdArgs *parser.Arguments,
|
||||
) error {
|
||||
if cmdArgs.ExistsArg("i", "install") {
|
||||
return installLocalPKGBUILD(ctx, cmdArgs, dbExecutor, config.Runtime.AURClient, false)
|
||||
return installLocalPKGBUILD(ctx, cmdArgs, dbExecutor, false)
|
||||
}
|
||||
|
||||
return config.Runtime.CmdBuilder.Show(config.Runtime.CmdBuilder.BuildPacmanCmd(ctx,
|
||||
|
|
|
|||
17
go.mod
17
go.mod
|
|
@ -24,4 +24,21 @@ require (
|
|||
gopkg.in/yaml.v3 v3.0.1 // indirect
|
||||
)
|
||||
|
||||
require github.com/tidwall/gjson v1.14.3
|
||||
|
||||
require (
|
||||
github.com/josharian/intern v1.0.0 // indirect
|
||||
github.com/pkg/profile v1.6.0 // indirect
|
||||
)
|
||||
|
||||
require (
|
||||
github.com/goccy/go-json v0.9.11 // indirect
|
||||
github.com/itchyny/gojq v0.12.8 // indirect
|
||||
github.com/itchyny/timefmt-go v0.1.3 // indirect
|
||||
github.com/mailru/easyjson v0.7.7
|
||||
github.com/ohler55/ojg v1.14.4
|
||||
github.com/tidwall/match v1.1.1 // indirect
|
||||
github.com/tidwall/pretty v1.2.0 // indirect
|
||||
)
|
||||
|
||||
go 1.19
|
||||
|
|
|
|||
27
go.sum
27
go.sum
|
|
@ -17,16 +17,34 @@ github.com/bradleyjkemp/cupaloy v2.3.0+incompatible/go.mod h1:Au1Xw1sgaJ5iSFktEh
|
|||
github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
|
||||
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
|
||||
github.com/goccy/go-json v0.9.11 h1:/pAaQDLHEoCq/5FFmSKBswWmK6H0e8g4159Kc/X/nqk=
|
||||
github.com/goccy/go-json v0.9.11/go.mod h1:6MelG93GURQebXPDq3khkgXZkazVtN9CRI+MGFi0w8I=
|
||||
github.com/google/go-cmp v0.5.4/go.mod h1:v8dTdLbMG2kIc/vJvl+f65V22dbkXbowE6jgT/gNBxE=
|
||||
github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542 h1:2VTzZjLZBgl62/EtslCrtky5vbi9dd7HrQPQIx6wqiw=
|
||||
github.com/h2non/parth v0.0.0-20190131123155-b4df798d6542/go.mod h1:Ow0tF8D4Kplbc8s8sSb3V2oUCygFHVp8gC3Dn6U4MNI=
|
||||
github.com/itchyny/gojq v0.12.8 h1:Zxcwq8w4IeR8JJYEtoG2MWJZUv0RGY6QqJcO1cqV8+A=
|
||||
github.com/itchyny/gojq v0.12.8/go.mod h1:gE2kZ9fVRU0+JAksaTzjIlgnCa2akU+a1V0WXgJQN5c=
|
||||
github.com/itchyny/timefmt-go v0.1.3 h1:7M3LGVDsqcd0VZH2U+x393obrzZisp7C0uEe921iRkU=
|
||||
github.com/itchyny/timefmt-go v0.1.3/go.mod h1:0osSSCQSASBJMsIZnhAaF1C2fCBTJZXrnj37mG8/c+A=
|
||||
github.com/josharian/intern v1.0.0 h1:vlS4z54oSdjm0bgjRigI+G1HpF+tI+9rE5LLzOg8HmY=
|
||||
github.com/josharian/intern v1.0.0/go.mod h1:5DoeVV0s6jJacbCEi61lwdGj/aVlrQvzHFFd8Hwg//Y=
|
||||
github.com/leonelquinteros/gotext v1.5.0 h1:ODY7LzLpZWWSJdAHnzhreOr6cwLXTAmc914FOauSkBM=
|
||||
github.com/leonelquinteros/gotext v1.5.0/go.mod h1:OCiUVHuhP9LGFBQ1oAmdtNCHJCiHiQA8lf4nAifHkr0=
|
||||
github.com/mailru/easyjson v0.7.7 h1:UGYAvKxe3sBsEDzO8ZeWOSlIQfWFlxbzLZe7hwFURr0=
|
||||
github.com/mailru/easyjson v0.7.7/go.mod h1:xzfreul335JAWq5oZzymOObrkdz5UnU4kGfJJLY9Nlc=
|
||||
github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
|
||||
github.com/mattn/go-runewidth v0.0.13/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
|
||||
github.com/nbio/st v0.0.0-20140626010706-e9e8d9816f32 h1:W6apQkHrMkS0Muv8G/TipAy/FJl/rCYT0+EuS8+Z0z4=
|
||||
github.com/nbio/st v0.0.0-20140626010706-e9e8d9816f32/go.mod h1:9wM+0iRr9ahx58uYLpLIr5fm8diHn0JbqRycJi6w0Ms=
|
||||
github.com/ohler55/ojg v1.14.4 h1:L2ds8AlB5t/QbqSfhRwvagJzQ7pgmdrefMIypQs0Xik=
|
||||
github.com/ohler55/ojg v1.14.4/go.mod h1:7Ghirupn8NC8hSSDpI0gcjorPxj+vSVIONDWfliHR1k=
|
||||
github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
|
||||
github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
|
||||
github.com/pkg/profile v1.6.0 h1:hUDfIISABYI59DyeB3OTay/HxSRwTQ8rB/H83k6r5dM=
|
||||
github.com/pkg/profile v1.6.0/go.mod h1:qBsxPvzyUincmltOk6iyRVxHYg4adc0OFOv72ZdLa18=
|
||||
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
|
||||
github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
|
||||
github.com/rivo/uniseg v0.2.0/go.mod h1:J6wj4VEh+S6ZtnVlnTBMWIodfgj8LQOQFoIToxlJtxc=
|
||||
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
|
||||
github.com/stretchr/objx v0.4.0 h1:M2gUjqZET1qApGOWNSnZ49BAIMX4F/1plDv3+l31EJ4=
|
||||
github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
|
||||
|
|
@ -36,6 +54,12 @@ github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/
|
|||
github.com/stretchr/testify v1.7.2/go.mod h1:R6va5+xMeoiuVRoj+gSkQ7d3FALtqAAGI1FQKckRals=
|
||||
github.com/stretchr/testify v1.8.0 h1:pSgiaMZlXftHpm5L7V1+rVB+AZJydKsMxsQBIJw4PKk=
|
||||
github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO+kdMU+MU=
|
||||
github.com/tidwall/gjson v1.14.3 h1:9jvXn7olKEHU1S9vwoMGliaT8jq1vJ7IH/n9zD9Dnlw=
|
||||
github.com/tidwall/gjson v1.14.3/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
|
||||
github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
|
||||
github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
|
||||
github.com/tidwall/pretty v1.2.0 h1:RWIZEg2iJ8/g6fDDYzMpobmaoGh5OLl4AXtGUGPcqCs=
|
||||
github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
|
||||
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
|
||||
golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
|
||||
golang.org/x/mod v0.1.1-0.20191105210325-c90efee705ee/go.mod h1:QqPTAvyqsEbceGzBzNggFXnrqF1CaUcvgkdR5Ot7KZg=
|
||||
|
|
@ -44,6 +68,8 @@ golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLL
|
|||
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
|
||||
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
|
||||
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
|
||||
golang.org/x/sys v0.0.0-20210630005230-0f9fa26af87c/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab h1:2QkjZIsXupsJbJIdSjjUOgWK3aEtzyuh2mPt3l/CkeU=
|
||||
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
|
||||
golang.org/x/term v0.0.0-20220722155259-a9ba230a4035 h1:Q5284mrmYTpACcm+eAKjKJH48BBwSyfJqmmGDTtT8Vc=
|
||||
|
|
@ -53,6 +79,7 @@ golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
|
|||
golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
|
||||
golang.org/x/tools v0.0.0-20200221224223-e1da425f72fd/go.mod h1:TB2adYChydJhpapKDTa4BR/hXlZSLoq2Wpct/0txZ28=
|
||||
golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
|
||||
gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
|
||||
gopkg.in/h2non/gock.v1 v1.1.2 h1:jBbHXgGBK/AoPVfJh5x4r/WxIrElvbLel8TCZkkZJoY=
|
||||
|
|
|
|||
|
|
@ -2,7 +2,6 @@ package main
|
|||
|
||||
import (
|
||||
"context"
|
||||
"fmt"
|
||||
"os"
|
||||
"path/filepath"
|
||||
"strings"
|
||||
|
|
@ -10,7 +9,7 @@ import (
|
|||
"github.com/Jguer/aur"
|
||||
"github.com/Jguer/yay/v11/pkg/db"
|
||||
"github.com/Jguer/yay/v11/pkg/dep"
|
||||
"github.com/Jguer/yay/v11/pkg/query"
|
||||
"github.com/Jguer/yay/v11/pkg/metadata"
|
||||
"github.com/Jguer/yay/v11/pkg/settings/parser"
|
||||
"github.com/Jguer/yay/v11/pkg/topo"
|
||||
gosrc "github.com/Morganamilo/go-srcinfo"
|
||||
|
|
@ -91,9 +90,13 @@ func installLocalPKGBUILD(
|
|||
ctx context.Context,
|
||||
cmdArgs *parser.Arguments,
|
||||
dbExecutor db.Executor,
|
||||
aurClient aur.ClientInterface,
|
||||
ignoreProviders bool,
|
||||
) error {
|
||||
aurCache, err := metadata.NewAURCache("aur.json")
|
||||
if err != nil {
|
||||
return errors.Wrap(err, gotext.Get("failed to retrieve aur Cache"))
|
||||
}
|
||||
|
||||
wd, err := os.Getwd()
|
||||
if err != nil {
|
||||
return errors.Wrap(err, gotext.Get("failed to retrieve working directory"))
|
||||
|
|
@ -121,15 +124,19 @@ func installLocalPKGBUILD(
|
|||
|
||||
for _, pkg := range aurPkgs {
|
||||
depSlice := dep.ComputeCombinedDepList(&pkg, false, false)
|
||||
addNodes(dbExecutor, aurClient, pkg.Name, pkg.PackageBase, depSlice, graph)
|
||||
addNodes(dbExecutor, aurCache, pkg.Name, pkg.PackageBase, depSlice, graph)
|
||||
}
|
||||
|
||||
fmt.Println(graph)
|
||||
// fmt.Println(graph)
|
||||
// aurCache.DebugInfo()
|
||||
|
||||
// topoSorted := graph.TopoSortedLayers()
|
||||
// fmt.Println(topoSorted, len(topoSorted))
|
||||
|
||||
return nil
|
||||
}
|
||||
|
||||
func addNodes(dbExecutor db.Executor, aurClient aur.ClientInterface, pkgName string, pkgBase string, deps []string, graph *topo.Graph[string]) {
|
||||
func addNodes(dbExecutor db.Executor, aurCache *metadata.AURCache, pkgName string, pkgBase string, deps []string, graph *topo.Graph[string]) {
|
||||
graph.AddNode(pkgBase)
|
||||
graph.Alias(pkgBase, pkgName)
|
||||
graph.SetNodeInfo(pkgBase, &topo.NodeInfo{Color: "blue"})
|
||||
|
|
@ -137,17 +144,15 @@ func addNodes(dbExecutor db.Executor, aurClient aur.ClientInterface, pkgName str
|
|||
for _, depString := range deps {
|
||||
depName, _, _ := splitDep(depString)
|
||||
|
||||
graph.DependOn(depName, pkgBase)
|
||||
|
||||
warnings := query.AURWarnings{}
|
||||
|
||||
if dbExecutor.LocalSatisfierExists(depString) {
|
||||
graph.SetNodeInfo(depName, &topo.NodeInfo{Color: "green"})
|
||||
continue
|
||||
} else {
|
||||
graph.SetNodeInfo(depName, &topo.NodeInfo{Color: "red"})
|
||||
} else if graph.Exists(depName) {
|
||||
graph.DependOn(depName, pkgBase)
|
||||
continue
|
||||
}
|
||||
|
||||
graph.DependOn(depName, pkgBase)
|
||||
|
||||
// Check ALPM
|
||||
if alpmPkg := dbExecutor.SyncSatisfier(depString); alpmPkg != nil {
|
||||
newDeps := alpmPkg.Depends().Slice()
|
||||
|
|
@ -157,14 +162,21 @@ func addNodes(dbExecutor db.Executor, aurClient aur.ClientInterface, pkgName str
|
|||
newDepsSlice = append(newDepsSlice, newDep.Name)
|
||||
}
|
||||
|
||||
addNodes(dbExecutor, aurClient, alpmPkg.Name(), alpmPkg.Base(), newDepsSlice, graph)
|
||||
if len(newDeps) == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
addNodes(dbExecutor, aurCache, alpmPkg.Name(), alpmPkg.Base(), newDepsSlice, graph)
|
||||
// Check AUR
|
||||
} else if aurPkgs, _ := query.AURInfo(context.TODO(), aurClient, []string{depName}, &warnings, 1); len(aurPkgs) != 0 {
|
||||
} else if aurPkgs, _ := aurCache.FindDep(depName); len(aurPkgs) != 0 {
|
||||
pkg := aurPkgs[0]
|
||||
newDeps := dep.ComputeCombinedDepList(pkg, false, false)
|
||||
newDepsSlice := make([]string, 0, len(newDeps))
|
||||
|
||||
addNodes(dbExecutor, aurClient, pkg.PackageBase, pkg.Name, newDepsSlice, graph)
|
||||
if len(newDeps) == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
addNodes(dbExecutor, aurCache, pkg.PackageBase, pkg.Name, newDeps, graph)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
124
pkg/metadata/metadata_aur.go
Normal file
124
pkg/metadata/metadata_aur.go
Normal file
|
|
@ -0,0 +1,124 @@
|
|||
package metadata
|
||||
|
||||
import (
|
||||
"encoding/json"
|
||||
"fmt"
|
||||
"log"
|
||||
|
||||
"github.com/Jguer/aur"
|
||||
"github.com/itchyny/gojq"
|
||||
"github.com/ohler55/ojg/oj"
|
||||
"github.com/tidwall/gjson"
|
||||
)
|
||||
|
||||
type AURCache struct {
|
||||
cache []byte
|
||||
provideCache map[string][]*aur.Pkg
|
||||
unmarshalledCache []interface{}
|
||||
cacheHits int
|
||||
gojqCode *gojq.Code
|
||||
}
|
||||
|
||||
func NewAURCache(cachePath string) (*AURCache, error) {
|
||||
aurCache, err := MakeOrReadCache(cachePath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
inputStruct, err := oj.Parse(aurCache)
|
||||
|
||||
return &AURCache{
|
||||
cache: aurCache,
|
||||
provideCache: make(map[string][]*aur.Pkg, 300),
|
||||
unmarshalledCache: inputStruct.([]interface{}),
|
||||
gojqCode: makeGoJQ(),
|
||||
}, nil
|
||||
}
|
||||
|
||||
func (a *AURCache) DebugInfo() {
|
||||
fmt.Println("Byte Cache", len(a.cache))
|
||||
fmt.Println("Entries Cached", len(a.provideCache))
|
||||
fmt.Println("Cache Hits", a.cacheHits)
|
||||
}
|
||||
|
||||
func (a *AURCache) FindDep(depName string) ([]*aur.Pkg, error) {
|
||||
if pkgs, ok := a.provideCache[depName]; ok {
|
||||
a.cacheHits++
|
||||
return pkgs, nil
|
||||
}
|
||||
|
||||
final, error := a.gojqGet(depName)
|
||||
if error != nil {
|
||||
return nil, error
|
||||
}
|
||||
|
||||
a.provideCache[depName] = final
|
||||
|
||||
return final, nil
|
||||
}
|
||||
|
||||
func (a *AURCache) gjsonGet(depName string) ([]*aur.Pkg, error) {
|
||||
dedupMap := make(map[string]bool)
|
||||
queryProvides := fmt.Sprintf("#(Provides.#(==\"%s\"))#", depName)
|
||||
queryNames := fmt.Sprintf("#(Name==\"%s\")#", depName)
|
||||
queryBases := fmt.Sprintf("#(PackageBase==\"%s\")#", depName)
|
||||
|
||||
results := gjson.GetManyBytes(a.cache, queryProvides, queryNames, queryBases)
|
||||
|
||||
aggregated := append(append(results[0].Array(), results[1].Array()...), results[2].Array()...)
|
||||
|
||||
final := make([]*aur.Pkg, 0, len(aggregated))
|
||||
|
||||
for i := range aggregated {
|
||||
jsonString := aggregated[i].Raw
|
||||
key := jsonString[:15]
|
||||
|
||||
if _, ok := dedupMap[key]; !ok {
|
||||
pkg := &aur.Pkg{}
|
||||
json.Unmarshal([]byte(jsonString), pkg)
|
||||
final = append(final, pkg)
|
||||
dedupMap[key] = true
|
||||
}
|
||||
}
|
||||
return final, nil
|
||||
}
|
||||
|
||||
func (a *AURCache) gojqGet(searchTerm string) ([]*aur.Pkg, error) {
|
||||
final := make([]*aur.Pkg, 0, 1)
|
||||
|
||||
iter := a.gojqCode.Run(a.unmarshalledCache, searchTerm) // or query.RunWithContext
|
||||
for {
|
||||
v, ok := iter.Next()
|
||||
if !ok {
|
||||
break
|
||||
}
|
||||
if err, ok := v.(error); ok {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
pkg := &aur.Pkg{}
|
||||
bValue, err := gojq.Marshal(v)
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
json.Unmarshal(bValue, pkg)
|
||||
final = append(final, pkg)
|
||||
}
|
||||
|
||||
return final, nil
|
||||
}
|
||||
|
||||
func makeGoJQ() *gojq.Code {
|
||||
pattern := ".[] | select((.PackageBase == $x) or (.Name == $x) or (.Provides[]? == ($x)))"
|
||||
query, err := gojq.Parse(pattern)
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
compiled, err := gojq.Compile(query, gojq.WithVariables([]string{"$x"}))
|
||||
if err != nil {
|
||||
log.Fatalln(err)
|
||||
}
|
||||
|
||||
return compiled
|
||||
}
|
||||
103
pkg/metadata/metadata_downloader.go
Normal file
103
pkg/metadata/metadata_downloader.go
Normal file
|
|
@ -0,0 +1,103 @@
|
|||
package metadata
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"io"
|
||||
"net/http"
|
||||
"os"
|
||||
)
|
||||
|
||||
func main() {
|
||||
// check if cache exists
|
||||
cachePath := "aur.json"
|
||||
cacheBytes, err := ReadCache(cachePath)
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
return
|
||||
}
|
||||
|
||||
if len(cacheBytes) == 0 {
|
||||
cacheBytes, err = MakeCache(cachePath)
|
||||
if err != nil {
|
||||
fmt.Println(err)
|
||||
return
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
func MakeOrReadCache(cachePath string) ([]byte, error) {
|
||||
cacheBytes, err := ReadCache(cachePath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if len(cacheBytes) == 0 {
|
||||
cacheBytes, err = MakeCache(cachePath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
}
|
||||
|
||||
return cacheBytes, nil
|
||||
}
|
||||
|
||||
func ReadCache(cachePath string) ([]byte, error) {
|
||||
fp, err := os.Open(cachePath)
|
||||
if err != nil {
|
||||
if os.IsNotExist(err) {
|
||||
return nil, nil
|
||||
}
|
||||
|
||||
return nil, err
|
||||
}
|
||||
|
||||
defer fp.Close()
|
||||
|
||||
s, err := io.ReadAll(fp)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return s, nil
|
||||
}
|
||||
|
||||
// Download the metadata for aur packages.
|
||||
// create cache file
|
||||
// write to cache file
|
||||
func MakeCache(cachePath string) ([]byte, error) {
|
||||
body, err := downloadAURMetadata()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer body.Close()
|
||||
|
||||
s, err := io.ReadAll(body)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
f, err := os.Create(cachePath)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
defer f.Close()
|
||||
|
||||
if _, err = f.Write(s); err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return s, err
|
||||
}
|
||||
|
||||
func downloadAURMetadata() (io.ReadCloser, error) {
|
||||
resp, err := http.Get("https://aur.archlinux.org/packages-meta-ext-v1.json.gz")
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
if resp.StatusCode != http.StatusOK {
|
||||
return nil, fmt.Errorf("failed to download metadata: %s", resp.Status)
|
||||
}
|
||||
|
||||
return resp.Body, nil
|
||||
}
|
||||
|
|
@ -43,6 +43,20 @@ func New[T comparable]() *Graph[T] {
|
|||
}
|
||||
}
|
||||
|
||||
func (g *Graph[T]) Len() int {
|
||||
return len(g.nodes)
|
||||
}
|
||||
|
||||
func (g *Graph[T]) Exists(node T) bool {
|
||||
// check aliases
|
||||
if aliasNode, ok := g.alias[node]; ok {
|
||||
node = aliasNode
|
||||
}
|
||||
|
||||
_, ok := g.nodes[node]
|
||||
return ok
|
||||
}
|
||||
|
||||
func (g *Graph[T]) Alias(node, alias T) error {
|
||||
if alias == node {
|
||||
return ErrSelfReferential
|
||||
|
|
|
|||
Loading…
Reference in a new issue